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Species · Wyoming · BBS 2025 Release · 1966–2024

Baird's Sparrow Population Trend in Wyoming

All statesGrassland birds

Baird's Sparrow in Wyoming has declined: down 40% on the route-weighted index since 1995.

-40%Since 1995TrendPercent change in the route-weighted abundance index between a smoothed baseline window and the most recent one. It tracks direction, not absolute population.Full methodology →
8Routes In StateSurvey routesHow many standard-protocol BBS routes contributed counts. More routes means a steadier, better-sampled index; very thin coverage is suppressed.Full methodology →
13YearsYears surveyedNumber of years with at least one standard-protocol run in this geography. A longer record makes the trend more reliable.Full methodology →

Notable Baird's Sparrow Trends in WyomingNotable signalsLong-arc shifts the engine flags automatically — sustained declines or increases large enough to stand out from year-to-year noise.Full methodology →

No notable trend signals for Baird's Sparrow in Wyoming. See the full index history below.

Baird's Sparrow Survey Routes in Wyoming

Routes recording Baird's Sparrow in Wyoming.
Recent countThe raw number of individuals recorded on this route in its most recent survey year. A single-route tally, not a trend.Full methodology →
Shirley420022000
Mayoworth220012001
Thunder Basin120242024
Recluse120071995
Bill120011999
Soda Well120212006
Hampshire120011994
Mtn View119801980

Baird's Sparrow Population Trend in Other States

minnesotamontananorth-dakotasouth-dakota

Source: USGS North American Breeding Bird Survey, retrieved 2026-05-22.